Wasabi Power Battery (2-Pack) and Dual Charger for GoPro HERO4 and GoPro AHDBT-401, AHBBP-401 (with Car and US Plug) Get extra power for your GoPro Hero 4 camera Charge two Hero4 batteries at once; batteries each rated at 1160mAh Premium, Grade A cells for longer battery life with no memory effect Compatible with the Hero4 Black and Hero4 Silver models; Wasabi Power charger works with GoPro batteries; GoPro Charger and camera can charge Wasabi Power batteries Includes: 2 batteries, Dual USB charger, USB car adapter, and USB wall adapter (US) with 3-year warranty